Gaya APA

Sumantri, Y, R., Roezin, S. (2000). PROCEEDINGS Of Indonesian Association Of Geologists (2nd vol). Jakarta: Ikatan Ahli Geologi Indonesia (IAGI).

Gaya MLA

Sumantri, Yanto, R., Roezin, Sofyandi. "PROCEEDINGS Of Indonesian Association Of Geologists". 2nd vol Jakarta: Ikatan Ahli Geologi Indonesia (IAGI), 2000. Prosiding/Procceding.